• Never repair or attempt to repair a defective product yourself. Contact your Sennheiser agent or the Sennheiser Service Department. • Only replace those parts of the product whose replacement is described in this manual.
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• using the product within the operating conditions and limitations described in this instruction manual. Improper use Improper use means using the product other than as described in this instruction manual, or under operating conditions which differ from those described herein. HME 26-2...
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The HME 26-2 headset The HME 26-2 headset The HME 26-2 headset features dynamic, closed head- phones. The noise-compensating condenser microphone en- sures excellent speech transmission even in noisy environ- ments. The headset has been designed for use in jet aircraft cockpits.
Package contents Package contents 1 HME 26-2 headset 1 cable clip 1 wind and pop screen 1 instruction manual 1 carry bag 1 EASA Form 1 Operation Turning the microphone boom The microphone boom can be rotated, allowing the micro- phone to be worn on the left or right-hand side of the head.
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Positioning the microphone Bend the flexible microphone boom so that the microphone is placed at the corner of the mouth. Maintain a distance of 2 cm between microphone and mouth. Always use the supplied wind and pop screen. HME 26-2...
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Hearing damage due to high volumes! This headset is capable of producing high sound pressure levels. Higher volumes or longer durations can damage your hearing! Set the volume to a medium level. Make sure that you can hear critical environmental sounds. HME 26-2...
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The peak level protection safeguards your ears from volume peaks above 110 dB, which can be transmitted via the audio system or radio equipment. Slide the switch for the peak level protection to the desired position by using a pointed object: HME 26-2...
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Attaching the cable clip The cable clip allows you to attach the headphone cable to your clothing so that the cable doesn’t hinder or distract you. Loop the cable through the clip so that the headphone cable doesn‘t hinder you. HME 26-2...
Grasp the edge of the ear pad and pull sharply. Attach the new ear pad to the ear cup by pressing firmly around the ear pad until you hear all 12 latches lock into place. HME 26-2...
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Pull the Ziploc type fastening strips of the old headband paddings apart. Put the new headband paddings around the headbands. Attach the new headband paddings by joining the fastenings strips. The tongue and groove of the fastening strips click into place. 10 | HME 26-2...
HME 26-2 505698 / Headset with The headset can be 026-55-2 condenser combined with all microphone cables (see page 11). HME 26-2-K 505699 / Headset with Single-sided round condenser cable with ¼“ 026-55-2- microphone (6.3 mm) jack plug 999-0131 (headphones) and...
Connector assignment Connector assignment HME 26-2-K ¼" (6.3 mm) jack plug PJ-068 equivalent 1 2 3 Audio Hi not assigned not assigned Microphone Hi Audio Lo Microphone Lo Cable -C Solder side Audio Hi Audio Lo Microphone Hi Microphone Lo...
= 800 mV -2 dB at 114 dB SPL Terminating impedance 150 to 2,200 Ω Supply voltage 8 to 16 V DC General data Temperature range operation: -15 °C to 55 °C storage: -55 °C to 70 °C Weight without cable approx. 205 g 14 | HME 26-2...
Manufacturer Declarations Manufacturer Declarations Warranty Sennheiser GmbH & Co. KG gives a warranty of 5 years on this product. For the current warranty conditions, please visit our website at www.sennheiser-aviation.com or www.sennheiser.com or contact your Sennheiser partner. CE Declaration of Conformity •...
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Manufacturer Declarations China RoHS Parts Pb Hg Cd PBDE EFUP Metal Parts Circuit Modules Cables & Cable Assemblies Circuit Breakers 16 | HME 26-2...
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• Consult the dealer or an experienced radio/ TV technician for help. Changes or modifications made to this equipment not expressly approved by Sennheiser electronic Corp. may void the FCC authorization to operate this equipment. HME 26-2 | 17...